diff --git a/requirements.txt b/requirements.txt
index a1dd92c3..669569dc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 jinja2==2.10
 # numpy==1.14.3
 PyYAML==3.12
-cryptography==2.2.2
+cryptography==3.3.2
 python-geoip==1.2
 python-geoip-geolite2==2015.303
 certifi==2018.4.16
diff --git a/requirements_unit_tests.txt b/requirements_unit_tests.txt
index e14217ec..51b7eaa4 100644
--- a/requirements_unit_tests.txt
+++ b/requirements_unit_tests.txt
@@ -1,7 +1,7 @@
 pgpubsub
 numpy==1.14.3
 PyYAML==3.12
-cryptography==2.2.2
+cryptography==3.3.2
 scikit-learn==0.19.1
 python-geoip==1.2
 python-geoip-geolite2==2015.303